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Ronda 1317-21
Ligne: 8.75'''
Jewels: 15
Power Reserve: 36 hrs
Frequency: 18000 vph
Type: Manual Wind
Period used: ~1945
Diameter: 19.7 mm
Height: 4.4 mm
Hands: 1.30 x 0.80 x 0.20 mm
The Ronda 1317-21 watch movement, part of the generation 350, offers two interchangeable setting-lever springs. The specific differences between the 359 and 360 models are not known. This mechanical movement features manual winding and a sweep second hand. It was predominantly used around 1945.
The Ronda 1317-21 features the following functions:
- Manual Winding
- Sweep Seconds
Mainspring Listing
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.40 x 0.080 x 250 x 7.5 mm | Manual | Buy mainspring | |
| 1.40 x 0.080 x 240 x 7.0 mm | GR3607 | Manual | Buy mainspring |
Incabloc Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
KIF Part Listing
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
|---|
Documents
Parts Listing
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